Update app.py

app.py

@@ -150,7 +150,7 @@ async def generate_audio_with_voice_prefix(text_segment, default_voice, rate, pi
         processed_text = new_text[len(prefix):]  # Dynamically remove the prefix part
     else:
         if detect:
-            processed_text = part[2:]
+            processed_text = processed_text[2:]
     if processed_text:
         rate_str = f"{current_rate:+d}%"
         pitch_str = f"{current_pitch:+d}Hz"